This Molecular Devices Skatron AquaMax 1536 Microplate Dispenser with Software is in great condition and is guaranteed to be functional with a 30 day full money back return policy. Buyer handling return shipping. This unit came from a local lab that had surplus lightly used equipment and shows very little signs of use. We urge customers to view all photos as they show overall condition, included accessories and useful information. We will be happy to provide additional information as well as photos so please feel free to contact us with any questions.